condition mean min max Sterile Frond 0.23637133333333332 0.135588 0.295969 Fertile Frond 2.11573 0.466686 5.07717 Young Stem with Root 2.2909266666666666 1.66401 2.98186 Mature Stem with Root 2.0017 1.59461 2.54165 Root 0.49424799999999997 0.214688 0.841146